CB-434D and CB-434D XW Vibratory Compactor Machine Systems Caterpillar

Installation Procedure

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Illustration 1	g01091084

1. Install a new gasket to gear pump (1) .

   Note: Do not apply additional sealant to the gasket as this can lead to misalignment during installation.

2. Install gear pump (1) and bolts (2) to the engine. Install bolts (2) finger tight in order to take out initial clearance between gear pump (1) and the adapter. Use the following steps to properly tighten bolts (2) .

   1. Tighten bolts (2) to a torque of 27.5 ± 5 N·m (20 ± 4 lb ft).

   2. Tighten bolts (2) to a torque of 55 ± 10 N·m (41 ± 7 lb ft).

3. Install hose assemblies (4) on gear pump (1) .

4. Connect hose assemblies (3) to steering pump (1) .

5. Fill the hydraulic oil system. Refer to Operation and Maintenance, "Hydraulic System Oil - Change". the capacity of the hydraulic oil system is approximately 50 L (13.2 US gal).